Granted Patent
Utility
US 4,742,929 · App. 06/838,075
Threaded container closure
Inventor:
Kirit C. Desai
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Mar 10, 1986
Inventor
Kirit C. Desai
Assignee (at issue)
Owens-Illinois Closure Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.